DescriptionThe bytes_repr_len function in Wireshark 1.4.5 uses an incorrect pointer argument, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via arbitrary TCP traffic.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
wireshark (PTS)buster2.6.20-0+deb10u4fixed
buster (security)2.6.20-0+deb10u7fixed
bullseye (security), bullseye3.4.10-0+deb11u1fixed
bookworm, bookworm (security)4.0.6-1~deb12u1fixed
sid, trixie4.0.8-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
wiresharksourcelenny(not affected)
wiresharksourcesqueeze(not affected)


[lenny] - wireshark <not-affected> (Affects 1.4.5 only)
[squeeze] - wireshark <not-affected> (Affects 1.4.5 only)
Crashes w/o code injection not treated as security issues, see README.Security

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